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In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Make a story summary folder with your child to help develop reading comprehension and critical thinking skills.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Learn how to make sushi at home, and turn dinner into a social studies lesson for everyone.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Do you think heat can affect a plant's growth rate?

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Learn how to make a cape for your little superhero, vampire, or Elvis impersonator. See how to make a cape with this simple tutorial.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

Here's a homemade bulletin board project to help your fourth grader's school year start off right.

In this activity, your child will learn the benefits of positive thinking. They will write positive statements about themselves and create a gratitude board.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

In this design challenge, your child will create a parachute for a small toy using typical household items.

In this activity, learners will discover how to make a basic water filtration system using common materials found around the house or outside.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

Here's a guide to starting a community clean-up project from scratch.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.